Home / 869,877,030.30-1,304,815,545.45-482,893,503.90

Finding the Fourth Proportional to 869,877,030.30, 1,304,815,545.45 and 482,893,503.90

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Solution

The fourth proportional to 869,877,030.30, 1,304,815,545.45 and 482,893,503.90 is: 724,340,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,877,030.30 : 1,304,815,545.45 = 482,893,503.90 : x
  2. Step 2: Convert to fraction form
    869,877,030.30/1,304,815,545.45 = 482,893,503.90/x
  3. Step 3: Cross multiply
    869,877,030.30x = 1,304,815,545.45 × 482,893,503.90
  4. Step 4: Simplify right side
    869,877,030.30x = 630,086,950,685,540,224
  5. Step 5: Solve for x
    x = 630,086,950,685,540,224/869,877,030.30
  6. Step 6: Final answer
    x = 724,340,255.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.